The Impulse Swim'N Grub is a soft plastic bait infused with the powerful Impulse attractant. This attractant has been independent laboratory proven to be 143% more effective in luring in the fish and getting them to bite! Pair this with a lifelike ribbed torso, a creepin' grub-legged body and a seductive DoubleCurl tail, and you're fishin' with action, color AND scent for an unbeatable fish-catching trifecta!